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cve[email protected]CVE-2021-31520
HistoryMay 10, 2021 - 11:15 a.m.

CVE-2021-31520

2021-05-1011:15:08
CWE-287
web.nvd.nist.gov
38
4
vulnerability
session token
authentication bypass
trend micro im security
remote attacker
web management interface

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

8.3 High

AI Score

Confidence

High

0.014 Low

EPSS

Percentile

86.3%

A weak session token authentication bypass vulnerability in Trend Micro IM Security 1.6 and 1.6.5 could allow an remote attacker to guess currently logged-in administrators’ session session token in order to gain access to the product’s web management interface.

Affected configurations

NVD
Node
trendmicroim_securityMatch1.6
OR
trendmicroim_securityMatch1.6.5

CNA Affected

[
  {
    "product": "Trend Micro IM Security",
    "vendor": "Trend Micro",
    "versions": [
      {
        "status": "affected",
        "version": "1.6, 1.6.5"
      }
    ]
  }
]

Social References

More

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

8.3 High

AI Score

Confidence

High

0.014 Low

EPSS

Percentile

86.3%

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